OpenTechnical

OT-2026-000056022

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, vented before set-down

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000056022) never changes.

Identity and time

Publication numberOT-2026-000056022 · never reused
Internal UUID01a0ae87-0a4a-7cc9-a858-74fef0e875a5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:20.734835Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000056022
StatusPUBLIC

Content hashes

Canonical textc06a008d61f5d826d2c1481b856546688c9bfe94b6a8e864b3e1c4f0688aefa0
Markdownc8af807f037e56b5cb42d4a77364c4b59ea5a34ab06581398035770a61656d2d
PDF
Publication pagebec93d5ff260c7a6f6f9c8e511be705cfc67ecb8ff320ddc9c0e006adf31efe4
Manifeste6e096e7a064c847fdbe51087dd00ac19d9e15f6c68ac9d67dca0f4943524391

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignatureWB07UrpHq0Zst5TD86p6fuoqw2ffcWiHqJYTN8Ynmh/zZAHKxMVBsCKxqcRRcCh6o9+7RUiIFu7CqJMiKSaxCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:51:33.035221ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056022
observed bec93d5ff260c7a6f6f9c8e511be705c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:33.015794ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056022/manifest.json
observed e6e096e7a064c847fdbe51087dd00ac1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:32.998802ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056022/publication.md
observed c8af807f037e56b5cb42d4a77364c4b5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:32.982381ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056022/publication.txt
observed c06a008d61f5d826d2c1481b85654668...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.